Development of Mollusca is - Vidyadip

MCQ

Development of Mollusca is

A
With a larvae named trocophore
B
Always direct without larval stages
✓
With larvel stage called glochidium
D
With larval stage called wriggler

✓

Answer

Correct option: C.

With larvel stage called glochidium

c
Development may be direct or with larval stages called glochidium or veliger

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Select the incorrect match

Compositae	-	Basal placentation
Brassicaceae	-	Parietal placentation
Malvaceae	-	Twisted aestivation
Poaceae	-	Vexillary aestivation

For the test of irregulation in genetic $DNA$ of developing foetus, specimen is collected from

Assertion: Aldosterone help in the maintenance of electrolytes, body fluid volume, osmotic pressure and blood pressure.
Reason: Aldosterone acts mainly at the renal tubules and stimulates the reabsorption of Na⁺ and water and excretion of K⁺ and phosphate ions.

From the sexually transmitted diseases mentioned below identity the one which does not specifically affect the sex organs

The number of lumbar vertebrae in human vertebral column is

Which of the following gametes are produced by individual with genotype $RrYy$?

Select the correct option on the basis of following sentences

$(I)$ Hypothalamus is the basal part of diencephalon

$(II)$ It regulates a wide spectrum of body function

$(III)$ Two type of hormones are produced by hypothalamus.

$(IV)$ Gonadotropins is hypothalamic hormone.

Hand of man, wing of bat and flipper of seal represents

Dense irregular connective tissue is found in

In humans, true ribs connects to $...A...$ and $...B...$ dorsally and ventrally respectively.