IBPS MODEL QUESTION 2022-2023

Question :                                                                                                                       [BPSC (Pre) 1994]

Which is an atrocious animal?

a) Whale

b) Otter

c) Penguin

d) Tortoise

Question: 

Cork is formed from

a) vascular cambium

b) phellogen

c) phloem

d) xylem

Question: 

When oxygen is released as a result of photosynthesis, it is a by-product of which of the following?

a) The electron transfer system of the photosystem

b) Splitting the water molecules 

c) Chemiosmosis

d) None

(In the process of photosynthesis water is split(photolysis) to produce molecular oxygen.)

Question : 

Consider the following statements :

1. A nerve is a bundle of axons of 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.

Which of these statement(s) is/are correct ?

a) 1 and 4

b) 3 only

c) 1 and 2

d) 1, 2, 3 and 4

Collenchyma cells are living, elongated, and irregularly thickened at the corners. Skin epithelium is called stratified squamous epithelium because its cells are arranged in many layers to prevent wear and tear.

Question:

Which among the following have scales?

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

Choose the correct option :

a) 2 and 3

b) 3 and 4

c) 1 and 3

d) 1 and 2

Answer: (a)

Amphibians can live in aquatic as well as terrestrial habitats. The Amphibian skin is moist (without scales). The skin of Mammals is unique in possessing hair.