The parotid glands are _?

D. Mucous glands found in toads

A. Endocrine glands found in birds

B. Salivary glands found in humans

C. Sweat glands found in mammals

D. Mucous glands found in toads

Which of the following constitute the clade Deuterostomia?

A. Echinoderms and Hemichordates

Everyday Science · Zoology & Animal Kingdom · page 31 of 46

Classes of Animals MCQs with Answers

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Classes of Animals MCQs (301–310)

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301.
Octopus is included in the Phylum _?
Correct Answer: A. Mollusca
One-liner
Octopus belongs to the Phylum Mollusca, which includes soft-bodied animals like snails, clams, and squids.
302.
In cockroaches, food is ground in the ?
Correct Answer: B. Gizzard
One-liner
In cockroaches, food is ground in the gizzard, a muscular structure lined with chitinous teeth for mechanical digestion.
303.
The parotid glands are _?
Correct Answer: D. Mucous glands found in toads
One-liner
The parotid glands are mucous glands found in toads.
304.
Most terrestrial crustaceans belong to the order ?
Correct Answer: D. Isopoda
One-liner
Most terrestrial crustaceans belong to the order Isopoda, which includes woodlice (pill bugs) and sow bugs.
305.
During the Mesozoic era, were the dominant terrestrial vertebrates.
Correct Answer: B. Dinosaurs
One-liner
During the Mesozoic era, dinosaurs were the dominant terrestrial vertebrates.
306.
Cleavages that occur around the top of the yolk, instead of dividing the whole egg, are said to be _?
Correct Answer: C. Meroblastic
One-liner
Cleavages that occur only around the top of the yolk without dividing the entire egg are called meroblastic cleavage.
307.
In mesenchyme of sponges, the archeocytes perform the function of _?
Correct Answer: A. Reproduction
One-liner
In the mesenchyme of sponges, archeocytes perform the function of reproduction.
308.
In the taxonomic hierarchy, which rank comes below the class?
Correct Answer: B. Order
One-liner
In the taxonomic hierarchy, the rank that comes directly below the class is Order.
309.
In Linnaean classification, the category below the class is?
Correct Answer: B. Order
One-liner
In the Linnaean taxonomic hierarchy, the category immediately below class is Order.
310.
Which of the following constitute the clade Deuterostomia?
Correct Answer: C. Both A and B
One-liner
The clade Deuterostomia is constituted by both Echinoderms/Hemichordates and Chordates.

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Classes of Animals MCQs with Answers

Classes of Animals MCQs (301–310)

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