Questions and answers for exam Preparation

MCQs

Total Questions : 50 | Page 2 of 5 pages

Question 11. Match List I with List II and select the correct answer using the codes given below.
List I List II
A.Rods 1. Nervous coat of eye
B.Cones 2. Photo receptor
C.Iris 3. Regulate amount of light entering the eye
D.Retina 4. Receive stimulus of light

2 4 3 1
4 2 1 3
1 3 2 4
3 1 4 2

Discuss Question

Answer: Option A. -> 2 4 3 1
:
A

Question 12. In mammals, the sequence of bones from shoulder to finger tips is

humerus, radius-ulna, carpals, metacarpals, phalanges
humerus, metacarpals, carpals, radius-ulna, phalanges
radius-ulna, humerus, metacarpals, carpals, phalanges
humerus, radius-ulna, metacarpals, carpals, phalanges

Discuss Question

Answer: Option A. -> humerus, radius-ulna, carpals, metacarpals, phalanges
:
A

Question 13. Which of the following statements about liver are true?
1.It secretes bile enzyme.
2.It forms fibrinogen that helps in clotting of blood.
3.It produces heparin which prevents blood clotting in blood vessels.
4.It is affected by excessive alcohol intake,

1 and 4
1, 2 and 3
1, 2 and 4
1, 2, 3 and 4

Discuss Question

Answer: Option D. -> 1, 2, 3 and 4
:
D

Question 14. Match List I with List II and select the correct answer using the codes given below.
List I   List II
(Plant tissue) (Function)
A.Sclerenchyma   1. Conduction of water
B.Xylem 2. Transport of food
C.Phloem   3. Mechanical strength
D.Meristem   4. Cell division
5. Carbon assimilation

1 4 3 5
2 5 4 1
3 1 2 4
4 2 5 3

Discuss Question

Answer: Option C. -> 3 1 2 4
:
C

Question 15. If father and mother are possessing Rh +ve and Rh –ve blood respectively, their children will have the blood group with

Rh +ve
Rh -ve
Rh neutral
None of the above

Discuss Question

Answer: Option A. -> Rh +ve
:
A

Question 16. Guttation is a process in plants by which

CO2 is removed
CO2 and O2 are removed
excess of water is removed in the form of water vapours
excess of water is removed in the form of water drops

Discuss Question

Answer: Option D. -> excess of water is removed in the form of water drops
:
D

Question 17. How many bones are there in human body?

Discuss Question

Answer: Option C. -> 206
:
C

Question 18. Which of the following statements regarding nitrogen nutrition of plants is wrong?

Legumes do not require nitrogen fertilizers
Green plants can fix nitrogen from the atmosphere into nitrate
The problem of nitrogen fertilizer could be reduced if Rhizobium can be grown in the roots of cereal plants
Only a few gifted prokaryotes can fix atmospheric nitrogen into nitrate

Discuss Question

Answer: Option B. -> Green plants can fix nitrogen from the atmosphere into nitrate
:
B

Question 19. The correct sequence of passage of air through the respiratory tract during respiration is

Nostril-Nasal cavity-Pharynx-Larynx -Trachea-Bronchi-Bronchioles-Alveoli
Nostril-Nasal cavity-Bronchioles -Bronchi-Larynx-Pharynx-Trachea-Alveoli
Nostril-Nasal cavity-Larynx-Pharynx -Trachea-Bronchi-Bronchioles-Alveoli
Nostril-Nasal cavity-Larynx-Pharynx -Bronchi-Trachea-Bronchioles-Alveoli

Discuss Question

Answer: Option A. -> Nostril-Nasal cavity-Pharynx-Larynx -Trachea-Bronchi-Bronchioles-Alveoli
:
A

Question 20. Match List I with List II and and select the Codes
List I (Organic acid) List II (Substances in which they are present)
Lactic acid 1. Lemon
Acetic acid 2. Rancid butter
Citric acid 3. Milk
Butyric acid 4. Vinegar
5. Wine