Subject

Biology

Class

NEET Class 12

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

41.

Atactostele vascular bundles are

  • scattered in the ground tissue

  • three in number

  • in form of ting around

  • broken vascular bundles


Advertisement

42.

Chlorophyll- a is characterized by the side group

  • methyl

  • aldehyde

  • phytol

  • ketone


A.

methyl

Chlorophyll- a has R = CH, (methyl group) and chlorophyll- b has R = CHO (aldehyde  group).


Advertisement
43.

Chloroplast has maximum quantity of .......... in stroma.

  • dehydrogenase

  • RuDP carboxylase

  • pyruvic carboxylase

  • hexokinase


44.

Photorespiration takes place in plants where carbon fixation occurs through

  • Calvin cycle

  • Hatch and Slack cycle

  • Glycolysis

  • Krebs' cycle


Advertisement
45.

When an ovary develops into a fruit without fertilization it is called

  • porogamy

  • apospory

  • apogamy

  • parthenocarpy


46.

Vivipary is shown by

  • Cocos

  • Squash

  • Rhizophora

  • All of the above


47.

GA usually promotes

  • sterility in flowers

  • maleness in flowers

  • femaleness in flowers

  • Both (b) and (c)


48.

Ethylene is

  • gaseous hormone

  • largest hormone

  • liquid hormone

  • solid hormone


Advertisement
49.

Entamoeba gingivalis is causative agent of

  • pyorrhoea

  • amoebiasis

  • bronchitis

  • no disease but aggrevates pyorrhoea


50.

Post erythrocytic cycle of Plasmodium is also called

  • Ross cycle

  • Krebs' cycle

  • WBCs cycle

  • Golgi cycle


Advertisement