(English Medium)
Academic Year: 2013-2014
Date: March 2014
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- Answers to this paper must be written on the paper provided separately.
- You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper.
- The time given at the head of the paper is the time allowed for writing the answers.
- Attempt all questions from Section I (Q1 )and any four questions from Section II (Q2 - Q7).
The part of the brain associated with memory.
Chapter: [0.033] Nervous System and Sense Organs
The ear ossicle which is attached to the tympanum.
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
Name the Following
The type of gene which is not expressed in the presence of a contrasting allele.
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
The hormone secreted by islets of langerhans.
Chapter: [0.034] The Endocrine System
The process of conversion of ADP into ATP during photosynthesis.
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
The main function of Cerebrospinal fluid.
Chapter: [0.033] Nervous System and Sense Organs
State the main function of the Eustachian tube
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
State the main function of the Suspensory ligament of the eye
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
State the main function of the Sperm duct.
Chapter: [0.035] The Reproductive System
State the main function of the Lenticels
Chapter: [0.023] Photosynthesis: Provider of Food for All
The human female gonads are ovaries. A maturing egg in the ovary is present in a sac of cells called ______ (1). As the egg grows larger, the follicle enlarges and gets filled with a fluid and is now called the ______ (2) follicle. The process of releasing the egg from the ovary is called ______ (3). The ovum is picked up by the oviducal funnel and fertilization takes place in the ______ (4). In about a weak the blastocyst gets fixed in the endometrium of the uterus and this process is called ______ (5).
Chapter: [0.035] The Reproductive System
Identify the odd one in each set : Haemoglobin, Glucagon, Iodopsin, Rhodopsin
Chapter: [0.031] The Circulatory System
Identify the odd one.
Urethra
Uterus
Urinary bladder
Ureter
Chapter: [0.032] The Excretory System (Elimination of Body Wastes)
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Identify the odd one in each set : Transpiration, Photosynthesis, Phagocytosis, Guttation
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
Identify the odd one in each set : Cyton, Photon, Axon, Dendron
Chapter: [0.033] Nervous System and Sense Organs
Identify the odd one in each set : Oxytocin, Insulin, Prolactin, Progesterone
Chapter: [0.034] The Endocrine System
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions:
(i) Name the process intended for study.
(ii) Define the above mentioned process.
(iii) When the weight of the test tube (A & B) is taken before and after the experiment, what is observed? Give reasons to justify your observation in A & B.
(iv) What is the purpose of keeping the test tube B in the experimental setup?
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
Match the items given in Column
| No | Column A | Column B |
| 1 | Pituitary gland | Testosterone |
| 2 | Sulphur dioxide | Calcium |
| 3 | Seminiferous tubules | Growth hormone |
| 4 | Clotting of blood | Acid rain |
| 5 | Guttation | Sperms |
| Global warming | ||
| Magnesium | ||
| Hydathodes |
Chapter: [0.031] The Circulatory System
Cretinism and Myxoedema are due to
A. Hypersecretion of thyroxin
B. Hypersecretion of growth hormone
C. Hyposecretion of thyroxin
D. Hyposecretion of growth hormone
Chapter: [0.034] The Endocrine System
Which of the following is not a natural reflex action?
A. Knee-jerk
B. Blinking of eyes due to strong light
C. Salivation at the sight of food
D. Sneezing when any irritant enters the nose
Chapter: [0.033] Nervous System and Sense Organs
After mitotic cell division, a female human cell will have
A. 44 + XX chromosomes
B. 44 + XY chromosomes
C. 22 + X chromosomes
D. 22 + Y chromosomes
Chapter: [0.012] Cell Cycle, Cell Division and Structure of Chromosomes
The antibiotic penicillin is obtained from
A. Protozoan
B. Bacteria
C. Virus
D. Fungus
Chapter: [0.07200000000000001] Aids to Health
The site of maturation of human sperms is the
Seminiferous tubule
Interstitial cells
Epididymis
Prostate gland
Chapter: [0.035] The Reproductive System
The exact location of the tricuspid valve
Chapter: [0.031] The Circulatory System
The exact location of the Amnion
Chapter: [0.035] The Reproductive System
The exact location of the Yellow spot
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
The exact location of the seminal vesicle
Chapter: [0.035] The Reproductive System
Give the exact location of the Adrenal gland
Chapter: [0.034] The Endocrine System
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Differentiate between Spinal nerves and Cranial nerves (number of nerves).
Chapter: [0.033] Nervous System and Sense Organs
Differentiate between Near vision and Distant vision (shape of the eye lens)
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
Differentiate between Corpus callosum and Corpus luteum (function)
Chapter: [0.033] Nervous System and Sense Organs
Differentiate between Turgor pressure and Wall pressure (explain)
Chapter: [0.021] Absorption by Roots: The Processes Involved
Differentiate between Disinfectant and Antiseptic (definition)
Chapter: [0.07200000000000001] Aids to Health
The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the questions which follow:
(i) Name the blood vessels labelled 1 and 2.
(ii) State the function of blood vessels labelled 5 and 8.
(iii) What is the importance of the blood vessel labelled 6?
(iv) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(v) Draw a diagram of the different blood cells as seen in a smear of human blood.
Chapter: [0.031] The Circulatory System
A candidate in order to study the process of osmosis has taken 3 potato cubes and put them in 3 different beakers containing 3 different solutions. After 24 hours, in the first beaker the potato cube increased in size, in the second beaker the potato cube decreased in size and in the third beaker there was no change in the size of the potato cube. The following diagram shows the result of the same experiment:
(i) Give the technical terms of the solutions used in beakers, 1, 2 and 3.
(ii) In beaker 3, the size of the potato cube remains the same. Explain the reason in brief.
(iii) Write the specific feature of the cell sap of root hairs which helps in absorption of water.
(iv) What is osmosis?
(v) How does a cell wall and a cell membrane differ in their permeability?
Chapter: [0.021] Absorption by Roots: The Processes Involved
A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.
(i) What aspect of photosynthesis was being tested?
(ii) Why was the plant placed in the dark before beginning the experiment?
(iii) During the starch test, why was the leaf
(1) boiled in water
(2) boiled in methylated spirit
(iv) Write a balanced chemical equation to represent the process of photosynthesis.
(v) Draw a neat diagram of a chloroplast and label its parts.
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
The diagram given below is a representation of a certain phenomenon pertaining to the nervous system. Study the diagram and answer the following questions:
(i) Name the phenomenon which is being depicted.
(ii) Give the technical term for the point of contact between the two nerve cells.
(iii) Name the parts 1, 2, 3, and 4.
(iv) Write the functions of parts 5 and 6
(v) How does the arrangement of neurons in the spinal cord differ from that of the brain?
Chapter: [0.033] Nervous System and Sense Organs
Give scientific reasons : Use of CFC is banned in many countries.
Chapter: [0.06] Pollution
Give scientific reasons: We cannot distinguish colours in moonlight.
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
Give scientific reasons : Balsam plants wilt during mid-day even if the soil is well watered.
Chapter: [0.021] Absorption by Roots: The Processes Involved
Give a scientific reason:
Carbon monoxide is highly dangerous when inhaled.
Chapter: [0.031] The Circulatory System
Give scientific reasons : A person walks clumsily after consuming alcohol
Chapter: [0.071] Health Organisations
Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the questions which follow :
(i) Is it a plant cell or an animal cell? Give a reason to support your answer.
(ii) Identify the stage shown.
(iii) Name the stage which follows the one shown here. How is that stage identified?
(iv) How will you differentiate between mitosis and meiosis on the basis of the chromosome number in the daughter cells?
(v) Draw a duplicated chromosome and label its parts.
Chapter: [0.012] Cell Cycle, Cell Division and Structure of Chromosomes
Name the disease for which the following types of vaccines are given:
Salk’s vaccine
Chapter: [0.07200000000000001] Aids to Health
Name the disease for which the following types of vaccines are given:
BCG
Chapter: [0.07200000000000001] Aids to Health
Give one example of A water pollutant.
Chapter: [0.06] Pollution
Give one example of An aquatic plant used in the laboratory to demonstrate O2 liberation during photosynthesis
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
Give one example of An antibiotic
Chapter: [0.07200000000000001] Aids to Health
Give one example A nitrogenous base in DNA
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
Expand the following biological abbreviations: ATP
Chapter: [0.023] Photosynthesis: Provider of Food for All [0.023] Photosynthesis: Provider of Food for All
Expand the following biological abbreviations: TSH
Chapter: [0.035] The Reproductive System
Expand the following biological abbreviations: DPT
Chapter: [0.07200000000000001] Aids to Health
Expand the following biological abbreviations : DNA
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
The given diagram represents a nephron and its blood supply. Study the diagram and answer the following questions:
(i) Label parts 1, 2, 3 and 4.
(ii) State the reason for the high hydrostatic pressure in the glomerulus.
(iii) Name the blood vessel which contains the least amount of urea in this diagram.
(iv) Name the two main stages of urine formation.
(v) Name the part of the nephron which lies in the renal medulla.
Chapter: [0.032] The Excretory System (Elimination of Body Wastes)
Explain Monohybrid cross
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
Explain Innate immunity.
Chapter: [0.07200000000000001] Aids to Health
Explain Diapedesis.
Chapter: [0.031] The Circulatory System
State any two harmful effects of noise pollution on human health.
Chapter: [0.06] Pollution
Categorise the following activities according to the functions of the Red Cross Society and the WHO:
(1) To suggest quarantine measures to prevent spread of disease
(2) Humanitarian services to victims of war
(3) To educate people in accident prevention
(4) To promote projects for research on disease
Chapter: [0.071] Health Organisations
Write any two major reasons for the population explosion in India.
Chapter: [0.04] Population
Define Mendel’s law of segregation.
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
Give technical terms for the A method of contraception in which the sperm duct is cut and ligated
Chapter: [0.034] The Endocrine System
Give technical terms for Statistical study of human population
Chapter: [0.04] Population
Give technical terms for The protective covering of the heart
Chapter: [0.031] The Circulatory System
Give technical terms for A sudden heritable change in the gene
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
Give technical terms for Repeated units of DNA molecule
Chapter: [0.013000000000000001] Genetics – Some Basic Fundamentals
Give technical terms for The fluid portion of blood
Chapter: [0.031] The Circulatory System
Give technical terms for The nerve which transmits impulses from the ear to the brain
Chapter: [0.033] Nervous System and Sense Organs [0.034] Sense Organs
Give technical terms for Group of hormones which influence other endocrine glands to produce hormones
Chapter: [0.034] The Endocrine System
Give technical terms for Thin walled sac of skin which covers the testes
Chapter: [0.035] The Reproductive System
the Biological/technical term for Complete stoppage of menstrual cycle in females
Chapter: [0.035] The Reproductive System
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CISCE previous year question papers ICSE Class 10 Biology with solutions 2013 - 2014
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