SD SCIENCE MAJORSHIP FINAL COACHING 1
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- Q1
Maintenance of osmotic balance is a function of the kidney. Why is this so?
It filters the excess material from the blood
It controls the amount of blood cell to be produced
30s - Q2
At the competition of mitosis, the reminder of the cell divides and a new cell divides and anew cell new cell wall wall is is formed. formed. This This process process is is called called .
Meiosis
Cytokinesis
30s - Q3
A boring tool is used to drill a hole into a tree. Which sequence of tissues would it encounter?
Phloem —— xylem —— vascular cambium
Phloem — vascular cambium — xylem
30s - Q4
What accounts for the movement of water into a root hair and on to the xylem?
Diffusion due to the difference in concentration of minerals
The active transport of minerals into the root tissues creating osmotic pressure
30s - Q5
Children born with a deficiency of thyroxin _____ if deficiency is not checked.
Have weak weak bones bones
Become mentally retarded
30s - Q6
The structure of Bacteriophage T4 is BEST described as an arrangement of f as an arrangement of
proteins surrounding a chromosome made of DNA
proteins surrounding a chromosome made of RNA
30s - Q7
Which of the following is typical of passive immunity?
It is relatively short-lived
It comes and goes depending on a person’s health
30s - Q8
Which one is a liquid fossil fuel?
Petrochemical
Petroleum
30s - Q9
Which illness is caused by Plasmodium, member of Phylum Sporozoa, from KingdomProtista:
Dengue Fever
Malaria
30s - Q10
Which kingdom includes bacteria?
Protista
Monera
30s - Q11
Where can you find the phytoplanktons at night?
Lower part of the lake
Bathypelagic
30s - Q12
Which of the following is a cloned organism?
Bacterium that has received genes by conjugation
Fem grown in cell culture from a single root cell
30s - Q13
Which of the following scientists demonstrated that tobacco mosaic disease could be transferred from an infected plant to a healthy pla plant? nt in the juice extracted from the infected
Miller
Beijerinick
30s - Q14
What did Mendel do to ensure that he had pur What did Mendel do to ensure that he had pure-breed e-breeding plants for his experiments? ing plants for his experiments?
He allowed each variety to self-fertilized for several generations
He removed the female part of the plants
30s - Q15
When you fail to eat the usual kind and amount of food you take everyday, what could serveas the fuel source of cells in your body?
Glycogen in the liver
Albumin in the blood
30s