physiology of plants, humans and animals - Category wise Question and Answer Practice Test with Solutions

Question : 16

Consider the following statements :

1. A nerve is a bundle of axons of the neurons.
2. Collenchyma cells are dead and have irregular thickenings at the corners.
3. Skin epithelium is called stratified squamous epithelium because it has one layer of cells.
4. Tendons connect muscles to bones.

a) 1 and 4

b) 3 only

c) 1 and 2

d) 1, 2, 3 and 4

Question : 17

Which among the following have scales?

1. Amphibians
2. Pisce
3. Reptiles
4. Mammals

a) 2 and 3

b) 3 and 4

c) 1 and 3

d) 1 and 2

Question : 18 [NDA]

A surge of which hormone stimulates ovulation in human females?

a) Estrogen

b) Luteinizing hormone

c) Follicle stimulating hormone

d) Progesterone

Question : 19

Which of the following would not have an effect on flowering of a particular plant species?

a) Nutritional status

b) Temperature

c) Plant age

d) Prevailing wind

Question : 20

Which among the following have Open circulatory system?

1. Arthropoda
2. Mollusca
3. Annelida
4. Coelenterata

a) 1 and 3

b) 3 and 4

c) 1 and 2

d) 2 and 4