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Chapters
▶ 2: Reproduction in Lower and Higher Animals
3: Inheritance and Variation
4: Molecular Basis of Inheritance
5: Origin and Evolution of Life
6: Plant Water Relation
7: Plant Growth and Mineral Nutrition
8: Respiration and Circulation
9: Control and Co-ordination
10: Human Health and Diseases
11: Enhancement of Food Production
12: Biotechnology
13: Organisms and Populations
14: Ecosystems and Energy Flow
15: Biodiversity, Conservation and Environmental Issues
![SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 2 - Reproduction in Lower and Higher Animals - Shaalaa.com](/images/biology-english-12-standard-hsc_6:1b94e35560a844c094a1f846c467d1b4.biology "SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 2 - Reproduction in Lower and Higher Animals")
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Solutions for Chapter 2: Reproduction in Lower and Higher Animals
Below listed, you can find solutions for Chapter 2 of Maharashtra State Board SCERT Maharashtra for Biology [English] 12 Standard HSC.
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 2 Reproduction in Lower and Higher Animals MCQ
1 marks
Fill in the blank:
The primary sex organ in human male is _______.
prostate gland
seminal vesicle
penis
testis
1 marks
Seminal fluid is ______ in nature.
acidic
neutral
sugary
alkaline
1 marks
Which of the following is not a part of the uterus?
body
cervix
fundus
cornua
1 marks
Meanrch, menstrual cycle, and menopause are controlled by ______.
thyrotropic hormone
gonadotropic hormone
somatotropic hormone
corticotropin
1 marks
Nebenkern is ______.
acrosome of sperm
neck of sperm
middle piece of sperm
mitochondrion of sperm
1 marks
Nervous system develops from ______ of embryonic layer.
endoderm
chorion
ectoderm
mesoderm
1 marks
The average period of pregnancy in human lasts for ______ days of pregnancy.
280
270
266
290
1 marks
______ is not a permanent method of birth control.
vasectomy
tubectomy
withdrawal
castration
1 marks
The organism which causes Gonorrhoea is ______.
Trepenoma
Neisseria
Entamoeaba
Salmonella
1 marks
How many pairs of testis are present in human male?
2 pairs
1 pair
only one testis
only one ovary
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 2 Reproduction in Lower and Higher Animals Very Short Answer
1 marks
Name the enzyme secreted by the prostate gland.
1 marks
What is glans penis?
1 marks
What is atresia with respect to ovary in human females?
1 marks
Name the hydrolytic enzyme secreted by the acrosome.
1 marks
What is morula?
1 marks
What is the function of inner cell mass?
1 marks
Name the embryonic layer from which heart, blood, and blood vessels develop.
1 marks
Identify the permanent birth control method in given diagram.
1 marks
What is the use of tablet ‘Saheli’?
1 marks
Identify the IUD in the given diagram.
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 2 Reproduction in Lower and Higher Animals Short Answer 1
2 marks
Draw a well labelled diagram of L.S. human testis.
2 marks
Describe the structure of Graafian follicle.
2 marks
Write a short note on fallopian tube.
2 marks
Give an account of external genitalia in human females.
2 marks
Explain the structure of secondary oocyte.
2 marks
Write an account of cleavage during embryonic development in humans.
2 marks
Identify the parts labelled in the given diagram.
2 marks
What is lactation? Which hormone is responsible for its regular secretion?
2 marks
Answer the following question.
What are the goals of RCH programme.
2 Marks
What is MTP?
Upto which month MTP is essential?
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 2 Reproduction in Lower and Higher Animals Short Answer 2
3 Marks
Describe the histology of testis with help of labelled diagram.
3 Marks
Identify the labels from the given diagram.
3 Marks
Answer the following question.
Explain the histological structure of ovary in human.
3 Marks
Draw a diagram of the microscopic structure of human sperm. Label the following parts in it and write their functions
(a) Acrosome
(b) Nucleus
(c) Middle piece
3 Marks
Describe the process of oogenesis in human female.
3 Marks
Write a note on implantation.
3 Marks
Human pregnancy shows three prominent trimesters. Answer the following question based on these trimester.
- What is morning sickness during the first trimester?
- Name the hormone secreted in the second trimester.
- The organ which secretes hormone in second trimester is
3 Marks
Explain the process of parturition.
3 Marks
Answer the following question.
What are the goals of RCH programme.
3 Marks
Explain any three methods that can be used to overcome infertility.
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC 2 Reproduction in Lower and Higher Animals Long Answer
4 Marks
Write an account of the seminal vesicle and bulbourethral gland in the male reproductive system.
4 Marks
Explain the ovarian cycle with its different phases.
4 Marks
Describe the process of spermatogenesis with the help of diagram.
4 Marks
Explain the mechanism of fertilization in humans.
4 Marks
Answer the following question.
Describe the various methods of birth control to avoid pregnancy.
Solutions for 2: Reproduction in Lower and Higher Animals
SCERT Maharashtra solutions for Biology [English] 12 Standard HSC chapter 2 - Reproduction in Lower and Higher Animals
Shaalaa.com has the Maharashtra State Board Mathematics Biology [English] 12 Standard HSC Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. SCERT Maharashtra solutions for Mathematics Biology [English] 12 Standard HSC Maharashtra State Board 2 (Reproduction in Lower and Higher Animals) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Biology [English] 12 Standard HSC chapter 2 Reproduction in Lower and Higher Animals are Reproduction, Parturition (Birth) in Human, Lactation in Human, Medical Termination of Pregnancy (MTP), Mode of Reproduction in Animal, Asexual Reproduction in Animal, Sexual Reproduction in Animals, Human Reproduction, The Male Reproductive System, The Female Reproductive System, Menstrual Cycle (Ovarian Cycle), Gametogenesis, Fertilization in Human, Embryonic Development in Human, Implantation in Human, Pregnancy in Humans, Placenta (Growth) in Human, Reproductive Health, Population Stabilisation and Birth Control, Gastrulation in humans, Sexually Transmitted Diseases (STD), Infertility.
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