Biology-Diversity of Living Organisms [NSO Level 1- Science Olympiad (SOF) Class 9]: Questions 1 - 8 of 240

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Question 1

Question MCQ▾

Arthropods have

Choices

Choice (4)Response

a.

Body is divided into Head, Thorax & abdomen

b.

Largest phylum

c.

Jointed appendages

d.

All a., b. and c. are correct

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Question 2

Question MCQ▾

The current sequence of water current in Leucosolenia is

Choices

Choice (4)Response

a.

Osculum-ostium-spongocoel

b.

Spongocoel-osculum-ostium

c.

Ostium-osculum-spongocoel

d.

Ostium-spongocoel-osculum

Edit

Question 3

Question MCQ▾

Oviparous animals are the animals who

Choices

Choice (4)Response

a.

Give Birth

b.

Lay eggs

c.

None of the above

d.

Question does not provide sufficient data or is vague

Edit

Question 4

Question MCQ▾

The characteristic feature of phylum porifera is presence of

Choices

Choice (4)Response

a.

Coelenteron

b.

Coelom

c.

Diploblastic

d.

Canal system

Edit

Question 5

Question MCQ▾

Which of the following is an example of amphibians?

Choices

Choice (4)Response

a.

Hydra

b.

Amoeba

c.

Earthworm

d.

Frog

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Question 6

Question MCQ▾

The unit of basic taxonomy is

Choices

Choice (4)Response

a.

Kingdom

b.

Genus

c.

Order

d.

Species

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Question 7

Question MCQ▾

Which of the following helps in milk formation in mammals?

Choices

Choice (4)Response

a.

Mammary gland

b.

Pancreas

c.

Liver

d.

Pituitary Gland

Edit

Question 8

Question MCQ▾

In which of the following organism external fertilization takes place

Choices

Choice (4)Response

a.

Leech

b.

Reptiles

c.

Jellyfish

d.

Birds

Edit