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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
- Tapeworm is a hermaphrodite.
- Round-worm has separate sexes.
- Filaria is caused by a nematode.
- Guinea-worm is an annelid.
(a) 1, 2 and 3
(b) 3 and 4
(c) 1 and 2
(d) 2, 3 and 4
The correct answers to the above question in:
Answer: (a)
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Read more biology Based General Science Questions and Answers
Question : 1
Consider the following statements.
- Sweet orange plant is propagated by grafting technique.
- Jasmine plant is propagated by layering technique.
a) Only 2
b) Both 1 and 2
c) Only 1
d) Neither 1 nor 2
Answer »Answer: (b)
Question : 2
Largest number of neuron cell is present in human body in
a) spinal cord
b) retina
c) brain
d) tongue
Answer »Answer: (c)
Question : 3
Study the following statements:
- Blue-green algae is not a hype of algae
- In tree, the growth ring represent secondary xylem.
- Longest fibres are found in jute.
a) 1 and 2
b) 1 only
c) 2 only
d) 1, 2 and 3
Answer »Answer: (d)
Blue-green algae is a type of cyanobacteria and not algae, in trees, growth rings represent secondary xylem, longest fibres are present in jute.
Question : 4
Carolus Linnaeus is known as Father of Taxonomy. He wrote the book
- Systema Naturae
- Genera Plantarum
- Species Plantarum
- Philosphie Zoolozique
a) 1 and 2
b) 1, 2 and 3
c) 1, 2, 3 and 4
d) 1 and 3
Answer »Answer: (b)
Philosophie zoologique is an 1809 book by Jean-Baptiste Lamarck in which he outlines his theory of evolution now known as Lamarckism.
Question : 5
Vascular bundles in monocotyledons are considered closed because
a) a bundle sheath surrounds each bundle
b) xylem is surrounded all around by phloem
c) there are no vessels with perforations
d) there is no secondary growth
Answer »Answer: (d)
Monocots have usually collateral vascular bundles, a type that is also called closed. The vascular bundle is enclosed by a bundle sheath of parenchyma cells.
Question : 6
Plants are formed like parent plant from
a) Cut stem
b) Both of the above
c) Seeds
d) None of the above
Answer »Answer: (a)
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