One day students read an article in newspaper on Thalassemia and were very scared, to know the fate of a thalassemic patient. Write what kind of measures they can take to eradicate this disease from the population.
Question ID: 537
Uploaded on: October 11, 2024
What are all probable gametes to be produced from the hybrid plant YyRr produced at F1 generation in a dihybrid cross-experiment?
The gametes produced will be YR, Yr, yR, and yr.
Question ID: 538
Uploaded on: October 11, 2024
What are the two adaptive significances of air sacs of pigeon?
The two adaptive significance of air sacs for pigeons are:
Question ID: 539
Uploaded on: October 11, 2024
Write the names of one each vestigial organ present in the vertebral column and alimentary canal in the human body.
The names of one each vestigial organ present in the vertebral column and alimentary canal in the human body:
Question ID: 540
Uploaded on: October 11, 2024
Write in chronological sequence the names of four main fossil ancestors during the course of evolution of the horse.
Mesohippus – Merychippus – Pliohippus – Equus.
Question ID: 541
Uploaded on: October 11, 2024
“Nitrogen cycle is affected due to human activities” state two phenomena to justify it.
Here are two phenomena that justify the statement that the nitrogen cycle is affected due to human activities:
Question ID: 542
Uploaded on: October 11, 2024
What would be the environmental consequences as a result of recurrent destruction of wetlands and depletion of the quantity of agricultural lands?
The environmental consequences as a result of recurrent destruction of wetlands and depletion of the quantity of agricultural lands:
Question ID: 543
Uploaded on: October 11, 2024
What are the harmful impacts sound pollution can exert on the ears and heart in the human body?
Here are the harmful impacts that sound pollution can exert on the ears and heart in the human body :
Ears: Noise-induced hearing loss (NIHL) is the most common health problem caused by sound pollution.
Heart: Long-term exposure to loud noise can increase the risk of heart disease.
Question ID: 544
Uploaded on: October 11, 2024
Mention the roles of biodiversity in the following two aspects in the progress of human civilization:
Here are the roles of biodiversity in the production of food and the manufacturing of medicines:
Question ID: 545
Uploaded on: October 11, 2024
Draw a diagram of a reflex arc and label the following parts : [3+2=5]
The diagram of a reflex arc
Question ID: 546
Uploaded on: October 11, 2024
Draw the morphology of an ideal eukaryotic chromosome and label the following parts: [3+2=5]
The morphology of an ideal eukaryotic chromosome
Question ID: 547
Uploaded on: October 11, 2024
Write the name of three structural parts of a reflex arc. Write functions of sensory and motor nerves. (for visually handicapped candidates) [3+2=5]
Here are the three structural parts of a reflex arc and the functions of sensory and motor nerves:
The sensory neuron detects a stimulus and sends an electrical impulse to the spinal cord. The interneuron then relays this impulse to the motor neuron, which sends an impulse to the effector organ, causing it to respond.
The sensory neuron is responsible for carrying information about the environment to the central nervous system. The motor neuron is responsible for carrying information from the central nervous system to the muscles, causing them to contract or relax.
Question ID: 548
Uploaded on: October 11, 2024