set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 6 EXERCISES
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The following question based on physiology of plants, humans and animals topic of general science mcq
(a) The electron transfer system of photosystem
(b) Splitting the water molecules
(c) Chemiosmosis
(d) None
The correct answers to the above question in:
Answer: (b)
In the process of photosynthesis water is split(photolysis) to produce molecular oxygen.
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Question : 1
Consider the following statements :
- A nerve is a bundle of axons of the neurons.
- Collenchyma cells are dead and have irregular thickenings at the corners.
- Skin epithelium is called stratified squamous epithelium because it has one layer of cells.
- Tendons connect muscles to bones.
a) 1 and 4
b) 3 only
c) 1 and 2
d) 1, 2, 3 and 4
Answer »Answer: (a)
Collenchyma cells are living, elongated and irregularly thicknened at the corners. Skin epithelium is called stratified squamous epithelium because their cells are arranged in many layers to prevent wear and tear.
Question : 2
Which among the following have scales?
- Amphibians
- Pisce
- Reptiles
- Mammals
a) 2 and 3
b) 3 and 4
c) 1 and 3
d) 1 and 2
Answer »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.
Question : 3
A surge of which hormone stimulates ovulation in human females?
a) Estrogen
b) Luteinizing hormone
c) Follicle stimulating hormone
d) Progesterone
Answer »Answer: (b)
Question : 4
Cork is formed from
a) vascular cambium
b) phellogen
c) phloem
d) xylem
Answer »Answer: (b)
Question : 5
Which is an atrocious animal?
a) Whale
b) Otter
c) Penguin
d) Tortoise
Answer »Answer: (a)
Question : 6
Which one of the following glands produces insulin in human body?
a) Pancreas
b) Liver
c) Spleen
d) Pituitary
Answer »Answer: (a)
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