Biology Botany Online MCQ Test JIPMER,AIIMS,NEET UG,Medical exam

NEET UG Botany MCQ-76

Question No:1

The characteristic feature of family malvaceae is

(A) monadelphous androecium
(B) apocarpous gynoecium
(C) polyadelphous androecium
(D) polyandrous condition

Question No:2

ICBN stands for :

(A) International Code of Botanical Nomenclature
(B) International Congress of Biological Names
(C) Indian Code of Botanical Nomenclature
(D) Indian Congress of Biological Names KARNATAKA

Question No:3

Vexillary aestivation is characteristic of the family

(A) fabaceae
(B) asteraceae
(C) solanaceae
(D) brassicaceae

Question No:4

Which floral family has (9) + 1 arrangement of anthers androecium

(A) malvaceae
(B) rutaceae
(C) fabaceae
(D) caesalpinaceae

Question No:5

A plant has a butterfly shaped flower with one standard two wing like and two keel petals. The plant belongs to the family

(A) papilionaceae
(B) compositae
(C) malvaceae
(D) rubiaceae

Question No:6

Leguminous crops are agriculturally important as they:

(A) Control pests
(B) Makes soil with nitrogen
(C) Enrich soil with nitrogen
(D) Enrich soil with humus

Question No:7

Capitulum inflorescence is found in family:

(A) Solanaceae
(B) Composite
(C) Leguminosae
(D) Cucurbitaceae

Question No:8

The living cell was first discovered by

(A) R . Hooke
(B) A.V. Leeuwenhoek
(C) N. Grew
(D) R. Brown

Question No:9

All structural details of cell were revealed through the following instrument

(A) Light microscope
(B) Ultra centrifuge
(C) Electron microscope
(D) Phase contrast microscope

Question No:10

Who first applied cell theory to plants?

(A) T. schwann
(B) R. Virchow
(C) M. Schultz
(D) M. J. Schleiden

Question No:11

The scientist who first proposed that the presence of cell wall is a unique character of the plant cells is

(A) T. schwann
(B) M.J. schleiden
(C) R. virchow
(D) R. Brown

Question No:12

Cell lineage or cell inheritance theory was proposed by

(A) R.Virchow
(B) R. Brown
(C) Suttan & Boveri
(D) Hanstein

Question No:13

The following is common for both prokaryotic and eukaryotic cells

(A) Nucleus
(B) DNA with histones
(C) Cytoplasm
(D) 80 S Ribosomes

Question No:14

Amembranous cell organelles which are found in both prokaryotic and eukaryotic cells are

(A) Mitochondria
(B) Ribosomes
(C) Microbodies
(D) Vacuole

Question No:15

Common semi autonomous cell organelles found in all eukaryotic cells are

(A) Plastids
(B) Mitochondria
(C) Nucleus
(D) 1 & 2

Question No:16

Amembranous cell organelle ‘centriole’ is present in

(A) All plant cells
(B) All animal cells
(C) All prokaryotic cells
(D) All cyanobacteria

Question No:17

Smallest cells are

(A) Bacteria
(B) Cyanobacteria
(C) Mycoplasma

Question No:18

Largest cell is

(A) Egg of Ostrich
(D) Mesophyll cell

Question No:19

Genetic material in prokaryotic cells is

(A) ds DNA
(B) ss DNA
(C) ss RNA
(D) ds DNA

Question No:20

Extra chromosomal, small, circular, naked DNA present in some bacteria is called

(A) Transposon
(B) Extron
(C) Intron
(D) Plasmid