Reetika's online teaching academy

Reetika's online teaching academy I am posting mcqs in life sciences for those who are preparing for CSIR-NET JRF and also mcqs for NEET aspirants.

19/08/2026

Name the Scientists who first discovered the cell in the piece of cork?
a) Louis Pasteur
b) Anton van Leeuwenhoek
c) Robert Hooke
d) Rudolf Virchow

18/08/2026

Name the pigment which is responsible for the yellow color of leaves in autumn and orange color of carrots?
a) Phycobilins
b) Chlorophylls
c) Carotenoids
d) Bacteriochlorophyll

15/08/2026

Name the term which is given for the movement of water through a semipermeable membrane?
a) Diffusion
b) Osmosis
c) Tonicity
d) Transpiration

14/08/2026

Conversion of messages carried by mRNA into amino acid sequences is called___________
a) Replication
b) DNA repair
c) Translation
d) Transcription

13/08/2026

Which of these eukaryotes is a single-celled organism?
a) Protists
b) Fungi
c) Monera
d) Plantae

12/08/2026

What is Cytogenetics?
a) Genetic disorders
b) Phenotypic variation
c) Study of chromosomes
d) Qualitative traits

11/08/2026

Name the term given to abnormally low levels of white blood cells?
a) Leukocytosis
b) Leucopenia
c) Lymphocyte
d) Thrombopoietin

The image displayed below illustrates which of the following cell structures?a. Nucleusb. Mitochondria c. Ribosomesd. Ch...
10/08/2026

The image displayed below illustrates which of the following cell structures?
a. Nucleus
b. Mitochondria
c. Ribosomes
d. Chloroplast

09/08/2026

The growth of animal cells in vitro in a suitable culture medium is called___________
a) Gene expression
b) Transgenesis
c) Plant tissue culture
d) Animal cell culture

08/08/2026

Name the phylum which is characterized by the presence of notochord.
a) Chordata
b) Hemichordata
c) Echinodermata
d) Mollusca

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