NEET Medical Entrance Exam 2020 Biology Free Online Mock Test 17

NEET Mock Test – 17

Dear NEET Aspirants,
Welcome to NEET Mock Test – 17. This Mock Test is for the preparation of the NTA NEET Medical Entrance Examination. This test Consists of 15 Questions in MCQ format. Once you finish the test, please click ‘SUBMIT‘ button to see your ‘SCORE‘ and ‘CORRECT ANSWERS‘.

You may also like: NEET / AIPMT Old Question Papers

This Set Consists of 15 Questions. Please click "NEXT" Button to Start the NEET Mock Test 17.

In the prothallus of Pteridophytes, the eggs and antherozoids mature at different times. As a result of this:

Self-fertilization is prevented

There is no change in success rate of fertilization

There is high degree of sterility

One can conclude that the plant is apomictic

Two plants can be convincingly said to belong to the same species if they:

Have same number of chromosomes

Can reproduce freely with each other and form seeds

Have more than 90 per cent similar genes

Look similar and possess identical secondary metabolites

If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?

Chemical composition of the cell wall

Types of pigments present in the cell

Nature of stored food materials in the cell

Structural organization of thallus

Which one of the following is surrounded by a callose wall?

Pollen grain

Microspore mother cell

Male gamete

Egg

Which one of the following elements is not an essential micronutrient for plant growth?

If you suspect major deficiency of antibodies in person, to which of the following would you look for confirmatory evidence?

Haemocytes

Serum albumins

Serum globulins

Fibrinogen in the plasma

Which one of the following are fat-soluble vitamin and its related deficiency disease?

Calciferol – Pellagra

Ascorbic acid – Scurvy

Retinol – Xerophthalmia

Cobalamine – Beri-beri

In which one of the following preparations are you likely to come across cell junctions most frequently?

Hyaline cartilage

Ciliated epithelium

Thrombocytes

Tendon

Molecular basis of organ differentiation depends on the modulation in transcription by:

Anticodon

RNA polymerase

Ribosome

Transcription factor

10.

Telomere repetitive DNA sequence controls the function of eukaryote chromosomes because they:

Prevent chromosome loss

Act as replicons

Are RNA transcription initiator

Help chromosome pairing

11.

Inheritance of skin colour in humans is an example of:

Co-dominance

Chromosomal aberration

Point mutation

Polygenic inheritance

12.

The length of DNA molecule greatly exceeds the dimensions of the nucleus in eukaryotic cells. How is this DNA accommodated?

Through elimination of repetitive DNA

Deletion of non-essential genes

Super-coiling in nucleosomes

DNAse digestion

13.

In cloning of cattle, a fertilized egg is taken out of the mother’s womb and:

From this up to eight identical twins can be produced

The egg is divided into 4 pairs of cells which are implanted into the womb of other cows

In the eight-cell stage, cells are separated and cultured until small embryos are formed which are implanted into the womb other cows.

In the eight-cell stage, the individual cells are separated under electrical field for further development in culture media.

14.

Which one of the following statements is correct?

At present it is not possible to grow maize without chemical fertilizers

Extensive use of chemical fertilizers may lead to eutrophication of nearby water bodies

Both Azotobacter and Rhizobium fix atmospheric nitrogen in root nodules of plants

Cyanobacteria such as Anabaena and Nostoc are important mobilizers o phosphates and potassium for plant nutrition in soil

15.

Bowman’s glands are located in the:

Olfactory epithelium of our nose

Proximal end of uriniferous tubules

Anterior pituitary

Female reproductive system of cockroach

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2 Comments

hari

26/04/2020 at 9:51 PM Reply

it is not showing the answer for free online test.
and it said that to click the SUBMIT to show the answer and score but it does not happened.
- EBC
  
  27/04/2020 at 2:16 AM Reply
  
  hai Hari
  There is an internal issue regarding the plugin used for creating mock tests
  The admin is working on it… soon it will be updated
  Sorry for your inconvenience
  Keep visiting easybiologyclass

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NEET Mock Test – 17

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