List of top Biology Questions asked in GUJCET

Which of the following substances obtained from marine organisms is used for the treatment of heart vessel blockages?
Which of the following statements is true regarding a specific type of cell structure?
B - Some proteins are found in the blood and can also interact with different enzymes. What are these proteins called?
In the context of the central nervous system, which of the following is incorrect?
In the diagram, identify the structure marked as "%" and select the correct option.
Which of the following pairs of organs is correctly matched?
(i) Brain and Spinal Cord
(ii) Gut and Stomach
(iii) Eyes and Ears
(iv) Kidneys and Lungs
Which chemical is responsible for causing allergies?
Which of the following types of analysis correlates with Mendel's laws?
Scientists have estimated that the total number of DNA bases in humans is approximately:
Out of the following five organisms, how many show bisexual reproduction as well as internal fertilization?
Earthworm, Frog, Cockroach, Human, Sparrow
In the transcription process, what is added to the sequence at the 5' end?
In the diagram showing the gene structure, what is labeled "UTR"?
In the given diagram, choose the correct options for X, Y, and Z corresponding to the tRNA binding with mRNA.
In the given flowchart related to nitrogen cycle, choose the correct option for X and Y.
Atmospheric Nitrogen → Biological Nitrogen Fixation → (X) → Nitrates Ammonification → (Y)
Which of the following are signs of STIs (Sexually Transmitted Infections)?
(i) Genital itching
(ii) Bleeding
(iii) Normal pain
(iv) Abdominal swelling
Which hormone is responsible for the increased secretion in the male reproductive system?
Which of the following are auxiliary ducts in the female reproductive system?
Which of the following is true about Thalassemia?
Which statement about MTP (Medical Termination of Pregnancy) is not true?
A woman experiences her menstrual cycle starting at 14 years and menopause at the age of 46. At the start of menstruation, she can conceive and has children. During her reproductive period, how many ova are produced?
In a pollen sample, 4 hybrid plants are found. If 1000 offspring are generated, how many hybrid offspring will there be?
In the given diagram, identify the structure labeled 'X' and select the correct number of cells.
Which of the following plant families' pollen cannot remain viable for months?
For a normal pregnancy, data compression does not happen, so which hormone does the doctor inject to stimulate the pregnancy?
Match the items from Column - 1 with Column - II and select the correct option.