Science 10 Bio Worksheets | PDF | Cell (Biology) | Cell Nucleus - Free Printable
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Step-by-step solution for: Science 10 Bio Worksheets | PDF | Cell (Biology) | Cell Nucleus
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Show Answer Key & Explanations
Step-by-step solution for: Science 10 Bio Worksheets | PDF | Cell (Biology) | Cell Nucleus
Let’s go step by step to match each description in Column B with the correct term from Column A.
We’ll read each clue and think: “What part of the cell or process does this describe?” Then we’ll find the matching letter from Column A.
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1. Normal cell division
→ This is mitosis — how regular body cells divide.
✔ Answer: U) mitosis
2. Adenosine diphosphate
→ That’s ADP — a molecule that becomes ATP when it gains energy.
✔ Answer: H) ADP
3. The part of the cell found outside the nucleus
→ Everything outside the nucleus is cytoplasm.
✔ Answer: E) cytoplasm
4. This structure acts as a transport tube for cell products.
→ Endoplasmic reticulum (ER) is like a highway inside the cell for moving stuff.
✔ Answer: I) endoplasmic reticulum
5. Site of protein biosynthesis
→ Ribosomes make proteins.
✔ Answer: L) ribosome
6. This substance makes up the cell wall
→ Plant cell walls are made of cellulose.
✔ Answer: R) cellulose
7. Ability to photosynthesize
→ Chloroplasts do photosynthesis — they have chlorophyll.
✔ Answer: Q) chloroplast
8. Cellular reproduction to produce 23 chromosomes
→ Meiosis makes gametes (sperm/egg) with half the chromosomes — 23 in humans.
✔ Answer: T) meiosis
9. No nuclear membrane; ie bacteria
→ Prokaryotes don’t have a nucleus or nuclear membrane.
✔ Answer: A) procaryote
10. Genetic information found in the nucleus
→ DNA holds genetic info and lives in the nucleus.
✔ Answer: D) DNA
11. Site of cellular respiration
→ Mitochondria make energy via respiration.
✔ Answer: F) mitochondria
12. Responsible for the storage and secretion of cell products
→ Golgi bodies package and ship things out of the cell.
✔ Answer: J) golgi bodies
13. Build worn parts for the cell, function as chemicals…
→ Proteins build and repair cells and act as enzymes/chemicals.
✔ Answer: M) protein
14. Ie. Glucose, sucrose, fructose
→ These are all sugars.
✔ Answer: K) sugars
15. Source of digestive enzymes that break down food
→ Lysosomes contain enzymes to digest waste and old parts.
✔ Answer: N) lysosome
16. Storage of fluids or products
→ Vacuoles store water, nutrients, or waste.
✔ Answer: P) vacoule *(Note: typo in original — should be “vacuole”)*
17. Contains chlorophyll
→ Chloroplasts contain chlorophyll for photosynthesis.
✔ Answer: Q) chloroplast *(Same as #7 — okay if repeated)*
18. Have a nuclear membrane
→ Eukaryotes have a nucleus with a membrane.
✔ Answer: B) eucaryote *(Note: spelling variant — usually “eukaryote”)*
19. Food (glucose) + O₂ → CO₂ + H₂O + Energy
→ That’s the formula for cellular respiration.
✔ Answer: G) respiration
20. A one celled organism
→ Paramecium is a single-celled organism.
✔ Answer: O) paramecium
---
Now let’s list all answers clearly:
1. U
2. H
3. E
4. I
5. L
6. R
7. Q
8. T
9. A
10. D
11. F
12. J
13. M
14. K
15. N
16. P
17. Q
18. B
19. G
20. O
Final Answer:
1-U, 2-H, 3-E, 4-I, 5-L, 6-R, 7-Q, 8-T, 9-A, 10-D, 11-F, 12-J, 13-M, 14-K, 15-N, 16-P, 17-Q, 18-B, 19-G, 20-O
We’ll read each clue and think: “What part of the cell or process does this describe?” Then we’ll find the matching letter from Column A.
---
1. Normal cell division
→ This is mitosis — how regular body cells divide.
✔ Answer: U) mitosis
2. Adenosine diphosphate
→ That’s ADP — a molecule that becomes ATP when it gains energy.
✔ Answer: H) ADP
3. The part of the cell found outside the nucleus
→ Everything outside the nucleus is cytoplasm.
✔ Answer: E) cytoplasm
4. This structure acts as a transport tube for cell products.
→ Endoplasmic reticulum (ER) is like a highway inside the cell for moving stuff.
✔ Answer: I) endoplasmic reticulum
5. Site of protein biosynthesis
→ Ribosomes make proteins.
✔ Answer: L) ribosome
6. This substance makes up the cell wall
→ Plant cell walls are made of cellulose.
✔ Answer: R) cellulose
7. Ability to photosynthesize
→ Chloroplasts do photosynthesis — they have chlorophyll.
✔ Answer: Q) chloroplast
8. Cellular reproduction to produce 23 chromosomes
→ Meiosis makes gametes (sperm/egg) with half the chromosomes — 23 in humans.
✔ Answer: T) meiosis
9. No nuclear membrane; ie bacteria
→ Prokaryotes don’t have a nucleus or nuclear membrane.
✔ Answer: A) procaryote
10. Genetic information found in the nucleus
→ DNA holds genetic info and lives in the nucleus.
✔ Answer: D) DNA
11. Site of cellular respiration
→ Mitochondria make energy via respiration.
✔ Answer: F) mitochondria
12. Responsible for the storage and secretion of cell products
→ Golgi bodies package and ship things out of the cell.
✔ Answer: J) golgi bodies
13. Build worn parts for the cell, function as chemicals…
→ Proteins build and repair cells and act as enzymes/chemicals.
✔ Answer: M) protein
14. Ie. Glucose, sucrose, fructose
→ These are all sugars.
✔ Answer: K) sugars
15. Source of digestive enzymes that break down food
→ Lysosomes contain enzymes to digest waste and old parts.
✔ Answer: N) lysosome
16. Storage of fluids or products
→ Vacuoles store water, nutrients, or waste.
✔ Answer: P) vacoule *(Note: typo in original — should be “vacuole”)*
17. Contains chlorophyll
→ Chloroplasts contain chlorophyll for photosynthesis.
✔ Answer: Q) chloroplast *(Same as #7 — okay if repeated)*
18. Have a nuclear membrane
→ Eukaryotes have a nucleus with a membrane.
✔ Answer: B) eucaryote *(Note: spelling variant — usually “eukaryote”)*
19. Food (glucose) + O₂ → CO₂ + H₂O + Energy
→ That’s the formula for cellular respiration.
✔ Answer: G) respiration
20. A one celled organism
→ Paramecium is a single-celled organism.
✔ Answer: O) paramecium
---
Now let’s list all answers clearly:
1. U
2. H
3. E
4. I
5. L
6. R
7. Q
8. T
9. A
10. D
11. F
12. J
13. M
14. K
15. N
16. P
17. Q
18. B
19. G
20. O
Final Answer:
1-U, 2-H, 3-E, 4-I, 5-L, 6-R, 7-Q, 8-T, 9-A, 10-D, 11-F, 12-J, 13-M, 14-K, 15-N, 16-P, 17-Q, 18-B, 19-G, 20-O
Parent Tip: Review the logic above to help your child master the concept of 10th grade biology worksheet.