Home
Class 11
BIOLOGY
Fill in the blanks a. In round worm of...

Fill in the blanks
a. In round worm often males are K____than femals
(b). Over L_____of all the named species on earth are arthopods.
(c). Molluscs contains a file like rasping organ for M_____ called radula.

A

a-Longer, b-`1/3^(rd)`,c-locomotion

B

a-Longer, `b-2//3^(rd)`,c-feeding

C

a-smaller, `b-2//3^(rd)`,c-feeding

D

a-smaller, `b-1//3^(rd)`, c-locomotion.

Text Solution

Verified by Experts

The correct Answer is:
C
* In round worm often males are smaller than females.
* 2/3 rd of all the named species on earth are arthropods.
* Molluscs contains a file like rasping organ for feeding.
Promotional Banner

Topper's Solved these Questions

  • ANIMAL KINGDOM

    A2Z|Exercise Section B : Assertion-reasoning Questions|11 Videos

  • ANIMAL KINGDOM

    A2Z|Exercise Section C : Previous Years' Examination Questions (NEET/AIPMT Questions)|80 Videos

  • ANIMAL KINGDOM

    A2Z|Exercise Section A : Topicwise Questions Topic 3 : Phylum-platyhelminthes , Aschelminthes , Annelida|16 Videos

  • ANATOMY OF FLOWERING PLANTS

    A2Z|Exercise Section D: Chapter End Test|50 Videos

  • BIOLOGICAL CLASSIFICATION

    A2Z|Exercise Mock Test Assertion - Reasoning Question|5 Videos

Similar Questions

Explore conceptually related problems

Read the following statements : (a) Over one - third of all named species on earth are arthropods. (b) All mollusuc contain a file like a rasping organ for feeding. (c ) Nereis possess parapoida which help in swimming. (d) Development is indirect in Bufo. Choose the incorrect statements.

How many statements are correct for second largest phylum ? (A)Animals of this phylum are terrestrial or only marine (B)The mouth contains a file - like rasping organ for feeding, called radula . (C )They are bilaterally symmetrical and enterocoelomate animals. (D)Animals have only open type of blood vascular system.

Fill in the blanks in the following statements : (a) The number of protons in the nucleus of an atom is called its ……… (b) The total number of protons and neutrons in the nucleus of an atoms is called its ……… (c) An atom has atomic mass number 23 and atomic number 11. The atom has ....... electrons. (d) An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of the atom is ........ (e) If the nucleus of an atom has atomic number 17, mass number 37 and there are 17 electrons outside the nucleus, the number of neutrons in it is ........ (f) Almost all the mass of an atom is concentrated in a small region of space called the ........ (g) Cathode rays are a beam of fast moving ........ (h) The anode rays obtained from hydrogen gas consist of particles called ........ (i) The maximum number of electrons that can be accommodated in L shell are ........ (j) The maximum number of electrons that can go into the M shell is ....... (k) The subatomic particle not present in a hydrogen atom is ......... (l) The electron has .......... charge, the proton has ......... charge, and the neutron has .......... charge.

File-like rasping organ for feeding called as radula is present in all molluscs, except

Given below are four statements each with one or two blanks. Select the option which correctly fills up the blanks in any two statements. (A). The embryo with 8 to 16 blastomeres is called a (i)._____ (B). Embedding of the (i)._____ in the endometrium of the uterus is called implantation and it leads to (ii). ______ (C). After implantation finger like projections appear on the trophoblast called (i)._____ which are surrounded by the (ii)._____ abnd maternal blood. (D). Inner cell mass contains certain cells called (i)._____ cells which have the potency to give rise to all the tissues and organs.

Fill in the blanks with the terms that are listed below: anther, male, ovary, ovule, petals, pistil, stamen, and filament. Sepals, ___(a)___, stamens and ___(b)___ are the parts of a flower. Stamen is made up of ___(c)___ and ___(d)___ and it represents the ___(e)___ part of the flower. The female part of the flower is called the ___(f)___. The basal, swollen part of the pistil is called the ___(g)___ which contains the ___(h)___.

Fill in the blank spaces : (a) All mammals (except few ) have ……… cervical vertebra. (b) The number of phalanges in each limb of human is ………. . (c ) Thin filament of myofibril contains 2 'F' actins and two other proteins, namely, …. And ..... . (d) In a muscle fibre, Ca^(++) is stored in .... . (e) .... and .... pairs of ribs are called floating ribs. (f) The human cranium is made of .... bones.